“hristmas tree / production tree”的概念、定义、翻译、参考文献-科学参考

单词	hristmas tree / production tree
释义	hristmas tree / production tree Encyclopedia 理学水下油气生产系统释 hristmas tree / production tree采油树位于油井顶端开口处的一个组件。它将来自井下的生产管道与出油管连接在一起，同时作为油井顶端和外部环境隔绝开的重要屏障。原称十字树、X型树或者圣诞树。
随便看	compensatory model compensatory strategy of decision-making compensatory teaching compenzine competence Competence-based Job Analysis competence-based learning competence of marriage competence of serving a sentence competence of serving a sentence of mental patient competence to stand trial of mental patient competency-based compensation competency-based teacher education competency-based training competency model competency of evidence competency of witness of mental patient competency to stand trial competent layer competing competing changes competing failure model competing hypotheses competing interaction competing model

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